0.96

Geometry

If $0 < \theta < \frac{\pi}{2}$ and $\sin \theta=\frac{24}{25},$ what is the value of

$\frac{\cos \frac{\theta}{2}}{\sin \frac{\theta}{2}+\cos \frac{\theta}{2}}?$

\压裂{2}{7}

\frac{3}{7}

\frac{4}{7}

\frac{5}{7}